TY  - GEN
AU  - Biswas , Chhaya
AU  - Johri , B.M.
TI  - The Gymnosperms
SN  - 8173190801
U1  - 585 
PY  - 1997///
CY  - New Delhi
PB  - Narosa 
KW  - SEED DEVELOPMENT
KW  - GYMNOSPERMALES
KW  - CYCADALES
ER  -